Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI5TFZ callsign genealogy
Currently held by Hall, David L
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by KI5TFZ's current licensee, walking backwards.
- Hall, David LOKgranted 2020-12-01cancelled 2022-01-08
Successor callsigns
Callsigns held now by people who previously held KI5TFZ.
No current licensee on record previously held this callsign.